Graphene and beyond: recent advances in two-dimensional materials synthesis, properties, and devices

Y Lei, T Zhang, YC Lin, T Granzier-Nakajima… - ACS Nanoscience …, 2022 - ACS Publications
Since the isolation of graphene in 2004, two-dimensional (2D) materials research has
rapidly evolved into an entire subdiscipline in the physical sciences with a wide range of …

Monolayer MoS2 Strained to 1.3% With a Microelectromechanical System

JW Christopher, M Vutukuru, D Lloyd… - Journal of …, 2019 - ieeexplore.ieee.org
We report on a modified transfer technique for atomically thin materials integrated into
microelectromechanical systems (MEMS) for studying strain physics and creating strain …

Enhanced Dielectric Screening and Photoluminescence from Nanopillar-Strained MoS2 Nanosheets: Implications for Strain Funneling in Optoelectronic Applications

M Vutukuru, H Ardekani, Z Chen… - ACS Applied Nano …, 2021 - ACS Publications
Nonuniform strain on multilayer transition-metal dichalcogenide (TMDC) nanosheets is an
exciting path toward practical optoelectronic devices, as it combines the advantages of …

An efficient electro‐thermo‐mechanical model for the analysis of V‐shaped thermal actuator connected with driven structures

LF Zhao, ZF Zhou, MZ Meng, MJ Li… - International Journal of …, 2021 - Wiley Online Library
V‐shaped thermal actuators are popular in many types of microelectromechanical
systems'(MEMS) devices. In the rapidly growing applications of V‐shaped thermal actuators …

Broadband micro-transient absorption spectroscopy enabled by improved lock-in amplification

H Ardekani, RL Wilmington, M Vutukuru… - Review of Scientific …, 2021 - pubs.aip.org
Recent breakthroughs in material development have increased the demand for
characterization methods capable of probing nanoscale features on ultrafast time scales. As …

An alternative approach to investigate V-shaped electrothermal microactuators in vacuum

GRS Gama, CAA Coelho, J Gaspar… - Journal of …, 2020 - ieeexplore.ieee.org
In this work, we use a simplified version of Young's solution for the steady-state Joule-
heating, that uses temperature dependent thermal and electrical conductivities, to find the …

Dynamic thermal characterization of MEMS electrothermal actuators in air

Y Cao, H Liu, H Chen, H Zhu, W Nie… - IEEE Sensors Journal, 2021 - ieeexplore.ieee.org
Dynamic performance of microelectromechanical system (MEMS) electrothermal actuators is
directly determined by thermal principle and thermal characteristics at microscale differed …

Dynamic Modeling of a MEMS Electro-Thermal Actuator Considering Micro-Scale Heat Transfer With End Effectors

H Zhu, Y Cao, W Ma, X Kong, S Lei… - Journal of …, 2024 - ieeexplore.ieee.org
Dynamic modeling is the basis for predicting the behavior of the electro-thermal actuator
(ETA). Although the sequential decoupling method, often used in previous studies, has been …

Surface micromachined out-of-plane electrostatic MEMS actuator integrated with displacement sensor

S Nabavi, M Ménard, F Nabki - 2021 IEEE Sensors, 2021 - ieeexplore.ieee.org
We propose an out-of-plane electrostatic MEMS actuator capable of sensing its
displacement. A repulsive force electrostatic arm is designed to form an actuator that push a …

Analytical design and finite element analysis of a microgripper for characterizing a single microcapsule

MO Tariq, J Ahmed, SA Bazaz - Measurement Science and …, 2022 - iopscience.iop.org
The typical technique of hardness testing of pharmaceutical microcapsules uses pressure
transducer-based bulky devices by averaging mechanism. This not only produces non …